Muhammad ibn Ya'qub al-Kulayni

Muḥammad ibn Yaʿqūb al-Kulaynī
مُحَمَّدُ بْنُ يَعْقُوبَ ٱلْكُلَيْنِيُّ
TitleThiqatul Islam ("The Trustworthy of Islam")
Personal life
Born255 AH
/868 CE
Died329 AH
/941 CE
EraIslamic Golden Age
RegionIran and Iraq
Main interest(s)Ḥadīth
Notable work(s)Kitāb al-Kāfī
Religious life
ReligionIslam
DenominationShia
SectTwelver
TeachersAli ibn Babawayh Qummi, Yaʿqūb al-Kulayni, Ali ibn Ibrahim al-Qummi
Muslim leader
Influenced by

Abū Jaʿfar Muḥammad ibn Yaʿqūb ibn Isḥāq al-Kulaynī ar-Rāzī (محمد بن یعقوب بن اسحاق کلینی رازی; أَبُو جَعْفَرٍ مُحَمَّدُ بْنُ يَعْقُوبَ بْنِ إِسْحَاقَ ٱلْكُلَيْنِيُّ ٱلرَّازِيُّ; c. 255 AH / 868 CE – 329 AH / 941 CE) was a Persian Shia Muslim scholar, hadith compiler, and the author of Kitāb al-Kāfī.

He was known for his extensive travels in search of hadith, particularly in Qom and Baghdad, and received his education under numerous teachers, many of whom were contemporaries of the tenth and eleventh Shia Imams, Ali al-Hadi (835–868) and Hasan al-Askari (868–874). He was also a teacher of several prominent scholars, including Shaykh al-Saduq and Ibn Qulawayh.